/* =====================================================================
   Gioco dell'oca — pagina a sé, pensata per lo schermo dello stand:
   niente header, niente footer, niente scroll. I token arrivano da
   site.css. Fondo chiaro come il resto del sito (carta e inchiostro):
   niente pagine a sfondo nero.
   Indice: 1 pagina · 2 barra · 3 scelta · 4 domanda · 5 esito · 6 imprevisto
   ===================================================================== */

/* ---------- 1. Pagina ---------- */
.oca-page {
  --oca-fg: var(--text);                  /* inchiostro */
  --oca-dim: var(--muted);
  --oca-riga: var(--linea);

  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: clamp(8px, 2vh, 20px);
  padding: clamp(12px, 2.2vh, 24px) clamp(16px, 3vw, 44px) clamp(16px, 3vh, 32px);
  color: var(--oca-fg);
  background: var(--bg);
  overflow: hidden;
}

.oca-page h1, .oca-page h2, .oca-page h3 { color: inherit; }
.oca-page a { color: var(--oca-fg); }

.oca-main {
  display: grid;
  place-items: center;
  min-height: 0;          /* così i pannelli alti scorrono dentro, non nella pagina */
  overflow-y: auto;
}

.oca-panel {
  width: min(1100px, 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  animation: oca-in .35s ease both;
}

@keyframes oca-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

/* ---------- 2. Barra in alto ---------- */
.oca-top {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-heading);
}

.oca-exit, .oca-lang a {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .35rem .85rem;
  border: 1px solid var(--oca-riga);
  border-radius: var(--radius-sm);
  color: var(--oca-dim);
  font-size: .85rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background .2s, color .2s;
}

.oca-exit:hover, .oca-lang a:hover { background: var(--bg-alt); color: var(--oca-fg); }
.oca-lang { display: flex; gap: .35rem; }
.oca-lang a[aria-current] { background: var(--oca-fg); color: var(--bg); border-color: transparent; }

.oca-brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  flex: 1;
  justify-content: center;
  font: 500 clamp(.75rem, .7rem + .3vw, .875rem) var(--font-mono);
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--oca-dim);
}

.oca-brand svg { width: 36px; height: 36px; flex-shrink: 0; color: var(--brand); }  /* misura minima */

.oca-counter {
  min-width: 5rem;
  text-align: right;
  font: 500 .875rem var(--font-mono);
  color: var(--oca-dim);
  font-variant-numeric: tabular-nums;
}

/* ---------- 3. Scelta della categoria ---------- */
.oca-intro { text-align: center; margin-bottom: clamp(16px, 3vh, 34px); }
.oca-intro h1 { font-size: clamp(2rem, 1.4rem + 3vw, 3.4rem); }
.oca-intro p { max-width: 62ch; margin: .7rem auto 0; color: var(--oca-dim); font-size: 1.05rem; }

.oca-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: clamp(12px, 1.6vw, 22px);
  width: 100%;
}

.oca-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: .55rem;
  padding: clamp(18px, 2vw, 28px);
  border: 1px solid var(--oca-riga);
  border-radius: var(--radius);
  background: var(--superficie);
  color: var(--oca-fg);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background .2s, border-color .2s;
}

.oca-card:hover, .oca-card:focus-visible {
  background: var(--superficie);
  border-color: var(--brand);
}

.oca-card__icon { font-size: clamp(2.2rem, 4vw, 3rem); line-height: 1; }
.oca-card__tag {
  font: 500 .6875rem var(--font-mono); letter-spacing: .18em; text-transform: uppercase;
  color: var(--brand);
}
.oca-card__title { font: 700 clamp(1.1rem, 1rem + .5vw, 1.45rem)/1.1 var(--font-heading); letter-spacing: -.02em; }
.oca-card__text { color: var(--oca-dim); font-size: .95rem; flex: 1; }
.oca-card kbd {
  position: absolute; top: 14px; right: 16px;
  padding: 0 var(--s4); border: 1px solid var(--oca-riga); border-radius: var(--radius-sm);
  font: 500 .75rem/1.6 var(--font-mono); color: var(--oca-dim);
}

/* ---------- 4. Domanda ---------- */
.oca-tema {
  display: inline-block;
  padding: var(--s4) var(--s8); margin-bottom: var(--s8);
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  font: 500 11.5px var(--font-mono); letter-spacing: .22em; text-transform: uppercase;
}

.oca-domanda {
  margin: 0 0 clamp(12px, 2vh, 24px);
  max-width: 24ch;
  text-align: center;
  font-size: clamp(1.5rem, 1.1rem + 2vw, 2.6rem);
}

.oca-media {
  width: 100%;
  max-width: 820px;
  display: grid;
  place-items: center;
  padding: clamp(10px, 1.6vw, 18px);
  border: 1px solid var(--linea);
  border-radius: var(--radius);
  background: var(--superficie);
  color: var(--text);
}

.oca-image { max-height: clamp(220px, 40vh, 430px); border-radius: calc(var(--radius) - 8px); }
.oca-page .credit-line { margin-top: .6rem; color: var(--oca-dim); font-size: .8rem; }
.oca-result .credit-line { margin-top: 1.2rem; }

/* i pulsanti di risposta: grandi da toccare */
.oca-answers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
  gap: clamp(10px, 1.2vw, 16px);
  width: min(820px, 100%);
  margin-top: clamp(14px, 2.4vh, 26px);
}

.oca-answer {
  position: relative;
  min-height: 64px;
  padding: .9rem 1.2rem;
  border: 1px solid var(--disattivo);
  border-radius: var(--radius-sm);
  background: var(--superficie);
  color: var(--brand);
  font: 600 clamp(1rem, .95rem + .4vw, 1.2rem) var(--font-heading);
  cursor: pointer;
  touch-action: manipulation;
  transition: background .15s, color .15s;
}

.oca-answer:hover:not(:disabled) { background: var(--velo); }
.oca-answer:disabled { cursor: default; }
.oca-answer.is-right { background: transparent; border-color: var(--ok); color: var(--ok); }
.oca-answer.is-wrong { background: transparent; border-color: var(--ko); color: var(--ko); }
/* il colore non dice mai da solo se hai indovinato: accanto arriva il segno,
   e la parola sta nell'esito subito sotto */
.oca-answer.is-right::after { content: " \2713"; margin-left: .4em; }
.oca-answer.is-wrong::after { content: " \2717"; margin-left: .4em; }

.oca-answer kbd {
  position: absolute; top: 8px; right: 10px;
  font: 500 .625rem var(--font-mono); color: var(--muted);
  border: 1px solid var(--linea); border-radius: var(--radius-sm); padding: 0 var(--s4);
}

/* ---------- 5. Esito ---------- */
.oca-result {
  --esito: var(--ok);
  width: min(780px, 100%);
  padding: clamp(22px, 3vw, 40px);
  border: 1px solid var(--linea);
  border-radius: var(--radius);
  background: var(--superficie);
  text-align: center;
  color: var(--text);
}

.oca-result.is-ko { --esito: var(--ko); }

.oca-verdict {
  margin: 0;
  font: 700 clamp(1.6rem, 1.2rem + 1.8vw, 2.4rem) var(--font-heading);
  letter-spacing: -.02em;
  color: var(--esito);
}

/* di quante caselle ci si muove: la riga che i giocatori guardano davvero */
.oca-effetto {
  display: inline-block;
  margin: 1rem 0 0;
  padding: var(--s8) var(--s24);
  border: 1px solid var(--esito);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--esito) 10%, transparent);
  color: var(--esito);
  font: 600 clamp(1.05rem, 1rem + .5vw, 1.4rem) var(--font-heading);
}

.oca-why {
  margin: 1.2rem auto 0;
  max-width: 62ch;
  padding: 1rem 1.2rem;
  text-align: left;
  border: 1px solid var(--esito);
  border-left-width: 4px;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--esito) 8%, transparent);
}

.oca-why__label {
  display: block; margin-bottom: .3rem;
  font: 500 11.5px var(--font-mono); letter-spacing: .22em; text-transform: uppercase;
  color: var(--esito);
}

.oca-why p { margin: 0; }
.oca-explain { margin: 1.2rem auto 0; max-width: 64ch; color: var(--muted); }
.oca-result .clues { max-width: 62ch; margin: .6rem auto 0; text-align: left; color: var(--muted); }
.oca-result .clues-title { margin-top: 1.4rem; font-size: 1.05rem; }

.oca-buttons { display: flex; flex-wrap: wrap; gap: .75rem; justify-content: center; margin-top: 1.8rem; }

.oca-btn {
  padding: var(--s12) var(--s24);
  border: 1px solid var(--brand);
  border-radius: var(--radius-sm);
  background: var(--brand);
  color: var(--bg);
  font: 600 1rem var(--font-heading);
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}

.oca-btn:hover { background: var(--brand-premuto); border-color: var(--brand-premuto); }
.oca-btn--ghost { background: transparent; border-color: var(--disattivo); color: var(--text); }
.oca-btn--ghost:hover { background: transparent; border-color: var(--brand); color: var(--brand); }

.oca-hint { margin-top: clamp(14px, 2.5vh, 26px); color: var(--muted); font-size: .8rem; text-align: center; }
.oca-hint kbd {
  padding: 0 var(--s4); margin: 0 2px;
  border: 1px solid var(--oca-riga); border-radius: var(--radius-sm);
  font: 500 .75rem var(--font-mono);
}

/* ---------- 6. Casella imprevisto ---------- */
/* Il banner sotto le categorie: basso e largo. Non ha un colore suo — una
   terza famiglia non esiste — ma il velo arancio e la parola IMPREVISTO,
   che è quella che fa davvero il lavoro. */
.oca-imp-banner {
  --imp: var(--brand);
  display: flex;
  align-items: center;
  gap: clamp(12px, 1.6vw, 20px);
  width: 100%;
  margin-top: clamp(12px, 1.6vw, 22px);
  padding: clamp(12px, 1.4vw, 18px) clamp(16px, 2vw, 26px);
  border: 1px solid var(--campitura);
  border-left: 4px solid var(--imp);
  border-radius: var(--radius);
  background: var(--velo);
  color: var(--oca-fg);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background .2s, border-color .2s;
}

.oca-imp-banner:hover, .oca-imp-banner:focus-visible {
  background: #ffd0b8;   /* un filo più carico del velo */
  border-color: var(--imp);
}

.oca-imp-banner__icon { font-size: clamp(1.5rem, 2.6vw, 2.1rem); line-height: 1; }
.oca-imp-banner__body { display: flex; flex-direction: column; gap: .2rem; flex: 1; min-width: 0; }
.oca-imp-banner__tag {
  font: 500 11.5px/1.4 var(--font-mono); letter-spacing: .22em; text-transform: uppercase;
  color: var(--imp);
}
.oca-imp-banner__text { color: var(--text); font-size: .95rem; }
.oca-imp-banner__go {
  padding: var(--s8) var(--s16);
  border-radius: var(--radius-sm);
  background: var(--imp);
  color: var(--bg);
  font: 600 .95rem var(--font-heading);
  white-space: nowrap;
}
.oca-imp-banner kbd {
  padding: 0 var(--s4);
  border: 1px solid var(--campitura); border-radius: var(--radius-sm);
  font: 500 .75rem/1.6 var(--font-mono); color: var(--imp);
}

/* il pannello dell'allarme: il tempo che scorre è la parte importante */
.oca-panel--imp { width: min(900px, 100%); }

.oca-imp-head {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: clamp(10px, 1.6vh, 18px);
}

.oca-tema--imp { margin: 0; background: var(--velo); color: var(--brand-premuto); }

.oca-timer { display: flex; align-items: center; gap: .7rem; flex: 1; max-width: 360px; }

.oca-timer__num {
  min-width: 2.2ch;
  text-align: right;
  font: 500 clamp(1.2rem, 1rem + .8vw, 1.7rem)/1 var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--brand);
}

.oca-timer__track {
  flex: 1;
  height: 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-alt);
  overflow: hidden;
}

/* la larghezza e la durata le imposta oca.js: qui c'è solo l'aspetto */
.oca-timer__bar { display: block; height: 100%; width: 100%; background: var(--brand); }

/* niente seconda tinta per l'allarme: a dire che il tempo sta finendo sono
   il numero che pulsa e la barra che si accorcia, che si vedono anche da
   lontano e anche per chi i colori li vede in modo diverso */
.oca-timer.is-urgent .oca-timer__num { animation: oca-battito .7s ease-in-out infinite; }

@keyframes oca-battito { 50% { opacity: .3; } }

.oca-imp-scena {
  max-width: 60ch;
  margin: 0 0 clamp(12px, 2vh, 20px);
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -.02em;
  font-size: clamp(1.05rem, .95rem + .7vw, 1.55rem);
  line-height: 1.1;
}

@media (prefers-reduced-motion: reduce) {
  .oca-timer.is-urgent .oca-timer__num { animation: none; }
}

@media (max-width: 720px) {
  .oca-page { overflow: auto; }
  .oca-brand span { display: none; }
  .oca-imp-banner { flex-wrap: wrap; }
  .oca-imp-banner__go { flex: 1; text-align: center; }
  .oca-imp-banner kbd { display: none; }
  .oca-imp-head { flex-direction: column; align-items: stretch; }
  .oca-timer { max-width: none; }
}